你说了会给我幸福的我说了会给你幸福的
[nĭ shuō le huì jĭ wŏ xìng fú de wŏ shuō le huì jĭ nĭ xìng fú de]
We Promised Each Other Happiness' depicts mutual promises or vows between two people aiming to provide each other a joyful life. This indicates sincere commitments filled with affection and dreams for a harmonious future.